<template>
  <div>
    <div style="margin: 10px 0">
      <el-input style="width: 200px" placeholder="请输入名称" suffix-icon="el-icon-search"
                v-model="username"></el-input>
      <el-input style="width: 200px" placeholder="请输入邮箱" suffix-icon="el-icon-message" class="ml-5"
                v-model="email"></el-input>
      <el-input style="width: 200px" placeholder="请输入地址" suffix-icon="el-icon-position" class="ml-5"
                v-model="address"></el-input>
      <el-button class="ml-5" type="primary" @click="load">搜索</el-button>
    </div>

    <div style="margin: 10px 0">
      <el-button type="primary" @click="handleAdd">新增 <i class="el-icon-circle-plus-outline"></i></el-button>
      <el-button type="danger" @click="deleteByIds">批量删除 <i class="el-icon-remove-outline"></i></el-button>
      <el-upload :action="'http://'+serverIp+':9091/user/import'" :show-file-list="false" accept="xlsx"
                 :on-success="imp" style="display: inline-block">
        <el-button type="primary" class="ml-5">导入<i class="el-icon-bottom"></i></el-button>
      </el-upload>
      <el-button type="primary" @click="exp" class="ml-5">导出<i class="el-icon-top"></i></el-button>
    </div>

    <el-table :data="tableData" border stripe :header-cell-class-name="'headerBg'"
              @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55"></el-table-column>
      <el-table-column prop="id" label="ID" width="80"></el-table-column>
      <el-table-column prop="username" label="用户名" width="140"></el-table-column>
      <el-table-column prop="nickname" label="昵称" width="120"></el-table-column>
      <el-table-column prop="email" label="邮箱"></el-table-column>
      <el-table-column prop="phone" label="电话"></el-table-column>
      <el-table-column prop="address" label="地址"></el-table-column>
      <el-table-column prop="role" label="角色"></el-table-column>
      <el-table-column label="操作" width="200" align="center">
        <template slot-scope="scope">
          <el-button type="success" @click="handleUpdate(scope.row)">编辑 <i class="el-icon-edit"></i></el-button>
          <el-button type="danger" @click="deleteById(scope.row.id)">删除 <i class="el-icon-remove-outline"></i>
          </el-button>
        </template>
      </el-table-column>
    </el-table>
    <div style="padding: 10px 0">
      <el-pagination
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
          :current-page="pageNum"
          :page-sizes="[2, 5, 10, 20]"
          :page-size="pageSize"
          layout="total, sizes, prev, pager, next, jumper"
          :total="total">
      </el-pagination>
    </div>
    <el-dialog title="新增用户信息" :visible.sync="dialogFormVisibleAdd" width="30%">
      <el-form label-width="80px" size="small">
        <el-form-item label="用户名">
          <el-input v-model="form.username"></el-input>
        </el-form-item>
        <el-form-item label="昵称">
          <el-input v-model="form.nickname"></el-input>
        </el-form-item>
        <el-form-item label="邮箱">
          <el-input v-model="form.email"></el-input>
        </el-form-item>
        <el-form-item label="电话">
          <el-input v-model="form.phone"></el-input>
        </el-form-item>
        <el-form-item label="地址">
          <el-input v-model="form.address"></el-input>
        </el-form-item>
        <el-form-item label="角色选择">
          <el-select clearable v-model="form.role" placeholder="请选择角色" style="width: 100%">
            <el-option v-for="item in roles" :key="item.name" :label="item.name" :value="item.flag">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="sureAdd">确定添加</el-button>
          <el-button @click="dialogFormVisibleAdd = false">取消</el-button>
        </el-form-item>
      </el-form>
    </el-dialog>

    <el-dialog title="修改用户信息" :visible.sync="dialogFormVisibleUpdate" width="30%">
      <el-form label-width="80px" size="small">
        <el-form-item label="用户名">
          <el-input v-model="form.username"></el-input>
        </el-form-item>
        <el-form-item label="昵称">
          <el-input v-model="form.nickname"></el-input>
        </el-form-item>
        <el-form-item label="邮箱">
          <el-input v-model="form.email"></el-input>
        </el-form-item>
        <el-form-item label="电话">
          <el-input v-model="form.phone"></el-input>
        </el-form-item>
        <el-form-item label="地址">
          <el-input v-model="form.address"></el-input>
        </el-form-item>
        <el-form-item label="角色选择">
          <el-select clearable v-model="form.role" placeholder="请选择角色" style="width: 100%">
            <el-option v-for="item in roles" :key="item.name" :label="item.name" :value="item.flag">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="sureUpdate">确定修改</el-button>
          <el-button @click="dialogFormVisibleUpdate = false">取消</el-button>
        </el-form-item>
      </el-form>
    </el-dialog>
  </div>
</template>

<script>

import {serverIp} from "../../public/config";

export default {
  name: "User",
  data() {
    return {
      serverIp: serverIp,
      tableData: [],
      multipleSelection: [],
      total: 0,
      pageNum: 1,
      pageSize: 5,
      username: "",
      nickname: "",
      email: "",
      address: "",
      avatarUrl: "",
      form: {},
      dialogFormVisibleAdd: false,
      dialogFormVisibleUpdate: false,
      collapseBtnClass: 'el-icon-s-fold',
      isCollapse: false,
      sideWidth: 200,
      logoTextShow: true,
      headerBg: 'headerBg',
      roles: []
    }
  },
  created() {
    // 请求分页查询数据
    this.load()
  },
  methods: {
    serverIp() {
      return serverIp
    },
    load() {
      this.request.get("/user/findPage", {
        params: {
          pageNum: this.pageNum,
          pageSize: this.pageSize,
          username: this.username,
          email: this.email,
          address: this.address,
          avatarUrl: this.avatarUrl
        }
      }).then(res => {
        console.log(res)
        this.tableData = res.data.records
        this.total = res.data.total
      })

      this.request.get("/role").then(res => {
        this.roles = res.data
      })
    },
    handleCurrentChange(pageNum) {
      console.log(pageNum)
      this.pageNum = pageNum
      this.load()
    },
    handleSizeChange(pageSize) {
      console.log(pageSize)
      this.pageNum = pageSize
      this.load()
    },
    handleAdd() {
      this.dialogFormVisibleAdd = true
      this.form = {}
    },
    handleUpdate(row) {
      this.form = row
      this.dialogFormVisibleUpdate = true
    },
    sureAdd() {
      this.request.post("/user/add", this.form).then(res => {
        if (res.data) {// 如果res为true则说明添加成功 false则说明添加失败 回传消息给前端
          this.$message.success("添加成功")
          this.dialogFormVisibleAdd = false
          this.load()
        } else {
          this.$message.error("添加失败")
        }
      })
    },
    sureUpdate() {
      this.request.post("/user/update", this.form).then(res => {
        if (res.data) {// 如果res为true则说明修改成功 false则说明修改失败 回传消息给前端
          this.$message.success("修改成功")
          this.dialogFormVisibleUpdate = false
          this.load()
        } else {
          this.$message.error("修改失败")
        }
      })
    },
    deleteById(id) {
      this.$confirm('此操作将永久删除该文件, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning',
        center: true
      }).then(() => {
        this.request.delete("/user/delete/" + id)
        this.$message.success("删除成功")
        this.load()
      }).catch(() => {
        this.$message.error("已取消删除")
      });
    },
    handleSelectionChange(val) {
      this.multipleSelection = val;
    },
    deleteByIds() {
      this.$confirm('此操作将永久批量删除该文件, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning',
        center: true
      }).then(() => {
        let ids = this.multipleSelection.map(v => v.id)  // [{}, {}, {}] => [1,2,3]
        this.request.post("/user/delete", ids)
        this.$message.success("批量删除成功")
        this.load()
      }).catch(() => {
        this.$message.error("已取消批量删除")
      });
    },
    exp() {
      window.open(`http://${serverIp}:9091/user/export`)
    },
    imp() {
      this.$message.success("导入成功")
      this.load()
    },
  }
}

</script>

<style>
.headerBg {
  background: #eee !important;
}
</style>